0
An acid is defined as a proton (Hydrogen ion) donor. An acid has a high concentration of Hydrogen ions. For example Hydrochloric Acid (HCl) is a strong acid which dissociates as below:
HCl --> H+ + Cl-
A base is defined as a proton (Hydrogen ion) acceptor, as it has a high concentration of hydroxide (OH-) ions. These OH- ions can then react with H+ ions in a solution to form water, thus removing hydrogen ions from the solution and causing it to become more basic.
In a neutralisation reaction between an alkali such as NaOH and an acid such as HCl :
NaOH + HCl --> NaCl + H2O
The ionic equation is:
OH- + H+ --> H2O
The base, NaOH has accepted a proton from HCl, whilst the acid, HCl has donated a proton to the NaOH. Water is formed, and the remaining ions Na+ and Cl- form an aqueous solution of NaCl.
What else can I help you with?
Is sodium hydroxide a bases or acids?
Sodium hydroxide is a strong base.
What prevents rapid changes in pH by taking up either hydrogen or hydroxide ions?
Buffers in biological systems resist rapid changes in pH by absorbing excess hydrogen or hydroxide ions. Buffers are composed of weak acids and their conjugate bases, which can neutralize added acids or bases to maintain a relatively stable pH. This helps to regulate the body's acid-base balance and maintain optimal conditions for biochemical reactions.
A substance that forms hydroxide ions?
If a substance has more hydrogen ions than hydroxyl ions it causes the substance to be acidic on the pH scale, and vice versa. Hydrogen ions have a positive charge while hydroxyl has an negative.
Do all bases end with hydroxide?
No, not all bases end with hydroxide. Bases are substances that can accept protons (H+ ions), and while many bases do contain hydroxide ions (OH-), there are also bases that do not contain hydroxide ions, such as ammonia (NH3) or sodium bicarbonate (NaHCO3).
Is an acid a substance that produces hydroxide ions in a water solution?
False
When dissolved in water acids release and bases release .?
acids release hydrogen ions bases release hydroxide ions
What kinds of ions do acids and bases form in water?
Acids form hydrogen ions (H+) in water, while bases form hydroxide ions (OH-) in water. In addition to the hydrogen and hydroxide ions, acids and bases can also form other ions depending on the specific chemical composition of the acid or base.
Which ion is represantative of an acid or a base?
Hydrogen ions (H+) are representative of acids, while hydroxide ions (OH-) are representative of bases. Acids typically release hydrogen ions when dissolved in water, while bases release hydroxide ions.
What ion is given off by acids?
Hydrogen ions are present in acids, hydroxide ions are present in bases.
When dissolved in water acids release and bases release?
When dissolved in water, acids release hydrogen ions (H+) and bases release hydroxide ions (OH-). Acids increase the concentration of H+ ions in solution, while bases increase the concentration of OH- ions. This difference in ion release is what contributes to the unique properties of acids and bases in aqueous solutions.
Do bases release or accept hydrogen ions?
Bases accept hydrogen ions, which results in the formation of hydroxide ions when dissolved in water. This reaction helps in neutralizing acids and results in an increase in the pH level of the solution.
Do acids create hydroxide ions when dissolved in water?
No, acids do not create hydroxide (OH-) ions when dissolved in water. Acids create Hydrogen (H+) ions when dissolved in water.Bases create hydroxide ions when dissolved in water.
What are acid and base?
Acids, bases and salts are chemical compounds. Examples are: Acids: sulfuric acid, nitric acid, stearic acid, phosphoric acid, hydrofluoric acid etc. Bases: sodium hydroxide, magnesium hydroxide, calcium hydroxide, lithium hydroxide etc. Salts: sodium chloride, gallium arsenide, potassium bromide, uranyl nitrate etc.
In a water solution how do acids differ from bases?
Acids form hydrogen ions (H+), while bases form hydroxide ions (OH-).
Do bases have a high or low concentration of hydrogen ions?
Bases have a lower concentration of hydrogen ions compared to acids. This is because bases donate hydroxide ions (OH-) which can combine with hydrogen ions (H+) to form water, reducing the concentration of free hydrogen ions in the solution.
Do acids release hydrogen ions?
yes they do and bases release hydroxide ions
What B can neutralise an acid?
A base can neutralize an acid by accepting hydrogen ions (H+) to form water and a salt. Example of bases that can neutralize acids include sodium hydroxide (NaOH), potassium hydroxide (KOH), and calcium hydroxide (Ca(OH)2).
